Press-wheel attachment for furrow-openers.



No. 627,520. Patented June 27, I899.

r. n. PACKH-AM.-

Puss WHEEL ATTACHMENT Fon FUBROW OPENERS.

(Application filed, m 8 .1899.)

2 Sheets-Sheet l.

Model.

' I Suva/whoa flaw/W 4 No. 627,520. Patpnted June 27, I899,

F. 'R. PACKHAM. PRESS WHEEL ATTACHMENT FOR FURROW OPENERS.

(Application filed May 8,1899.)

("0 Mbdal.) 2 Sh-eeta-Sheat 2.

' a. 9. 42m A UN1TED STATES 2 P T T O FICE.

FRANK R. PAOKl-IAM, OF SPRINGFIELD, OHIO, ASSIGNOR TO THE SUPERIOR'DRILL COMPANY, OF SAME PLAOE.

PRESS-WHEEL ATTACHMENT FOR FURROW-OPE NE RS.

SPECIFICATION forming part of Letters Patent No. 627,520, dated June2'7, 1899.

Application filed May 8, 1899. Serial No. 715,944. (No model.)

T w/wm/ it y con/067"! tially round the traction-bar is allowed alat Beit known that I, FRANK R. PACKHAM, a eral movement at its free end, andsaid traccitizen of the United States,residing at Springtion-bar isfurther permitted a vertical movefield, in the county of Clark and Stateof Ohio, ment at its free end by reason of this attach- 5 have inventedcertain new and useful Imment in the opening 0 The pressure-link bprovements in Press-Wheel Attachments for passes through the slot 6 in aremovable clip Furrow-Openers, of which the following is a e, which clipis inserted in an opening in the specification. 7 conduit and fastenedthrough an opening 6 My invention relates to improvements in as shown inFigs. 5 and 6. The lower end of i0 press-wheel attachments forfurrow-openers the traction-bar forms a journal for the presssuch as areused in grain-drills. wheel, .and by. reason of the construction Itpreferably relates to press-wheel attachshown the press-wheel follows ina direct line ments for furrow-openers employing disks. after thefurrow-opener, as shown in Fig. 4.

The principal object is to provide an at- The journal-wheel, link,andupper part of I5 tachment which will permit a lateral as well thetraction-bar being all pivoted in a direct as a vertical movement of thepress-wheel, line the press-wheel attachment will move in providing forirregularities in the surfaces a direct line after the furrow-opener.From over which the wheel passes, and permitting this constructionitwill be seen that the presthe machine to turn on amuch smaller radiussure-wheel may be readily lifted or moved 20 than heretofore. laterally,and the pressure-link being pivoted Figure l is a side elevation of thefurrow in the manner shown and the traction-bar opener. Figs. 2, 3, and4 are detail views of pivoted at its upper end in an elongated openpartsof the traction-bar and its connections. ing will compensate for anychanges in the Figs. 5 and 6 are detail views of the removrelativepositions of said parts, preventing 25 able trunnion-clip. Fig. 7 is adetail view any cramping or twisting at the point where of the journalby which the pressure-link is the upper end of the bar" is attached.

pivoted. Having thus described my invention, I

Like parts are represented by similar letclaim ters of reference in theseveral views. 1. Thecombination of a furrow-opener, a

0 In my device, a represents a traction-bar, press-wheel and a barcurved at its two ends with its ends curved at right angles to the barone of said ends forming a journal for the and parallel to each other.Near the middle press-wheel and the other end thereof pivof saidtraction-bar there is attached a clip oted in an elongated opening inthe conduit 00, formed at its lower end with a journal d of thefurrow-opener, a press-link pivoted to 5 The pressure-link b is formedwith an opena clip attached near the center of said tracing at its lowerend and is pivoted on said tion-bar and adapted to permit a vertical andjournal 60 with a cotter a holding it securely lateral movement of saidtraction-bar. on said journal. The upper end of said trac- 2. Thecombination of a furrow-opener, a tion-bar fits in an opening in theconduit 0, traction-barand a press-wheel, an elongated 40 said openingbeing elongated at its outer openingin the furrow-opener and formedsubedges, but substantially round at its center, stantially round at itscenter forming a conthe said opening 0 being elongated, as shown tactingsurface for the upper curved end of in Fig. 3. The center of the end ofsaid tracsaid bar the lower end of said bar forming a tion-bar forms acontacting surface with the journal for the press-wheel, a press-linkpiv- 45 center of the opening 0 saidcontacting suroted to the bar nearits center, said wheel, 5 face being marked 0 in Fig. 3. A cotter 0 linkand bar being pivoted in the same line. passes through the bar and holdssaid trac- 3. The combination of a traction-bar with Lion-bar securelyin the opening 0 By reaits ends curved at right angles, a press-wheelson of the construction of the elongated outer journaled to the lowerend of said bar, a fur- 50 edges ofthe opening with itsoentersubstanrow-opener with an opening in the conduit [00 formed withits outeredges elongated but sub- In testimony whereof I have hereuntoset stantially round at its center forming a conmy hand this 5th day ofMay, A. D. 1899. tacting surface for the upper end of said bar, FRANK RPACKHAM a clip attached near the center of said bar, a

5 press-link journaled on said clip and means \Vitnesses:

for permitting a vertical and lateral move- EARL G. XVELCH, ment of saidpress-wheel and its attachments. CHAS. I. VVELCH.

